Kristoffer Von Hassel of San Diego has discovered a back door in to Xbox live, making the smartest guys at Microsoft pay attention.
The computer-savvy tot first tried to access his father's Xbox Live account but when the password log-in screen appeared, Kristoffer simply hit the space button a few times and hit enter.
That is all it took to bypass built-in security.
Just after Christmas, Kristoffer's parents noticed he was logging into his father's Xbox Live account and playing games he was not supposed to be.
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His father Robert Davies asked Kristoffer how he was doing it.
Kristoffer showed his father that when he typed in a wrong password for his father's account, it clicked to a password verification screen.
By typing in space keys, then hitting enter, Kristoffer was able to get in through a back door.
Microsoft has come up with a fix and acknowledged Kristopher on their website in a list of security researchers that have helped make Microsoft online services more secure.
Kristoffer will receive four games, USD 50 and a year-long subscription to Xbox Live from Microsoft.
Even at such a young age, this was not Kristoffer's first security hack.
When he was just a year old, his father says he bypassed a cellphone toddler lock by holding down the "home" button.